Headers update.

2013-07-04  Didier Verna  <didier@didierverna.net>

	* src/util/misc.lisp:
	* src/util/asdf.lisp:
	* src/item/package.lisp:
	* src/item/item.lisp:
	* src/item/asdf.lisp:
	* src/doc/package.lisp:
	* src/doc/doc.lisp:
	* src/doc/asdf.lisp:
	* src/declt.lisp:
	* src/Makefile:
	* package.lisp:
	* doc/generate.cl:
	* doc/Makefile:
	* Makefile.inc:
	* Makefile.cnf:
	* Makefile:
	* INSTALL:
	* version.cl:
	* com.dvlsoft.declt.asd:
	(:com.dvlsoft.declt): Update file headers and copyright years.
Update Make infrastructure to match improvements in my other libraries.

2013-07-04  Didier Verna  <didier@didierverna.net>

	* Makefile.inc:
	* Makefile.cnf:
	* Makefile:
	* version.cl:
	* doc/Makefile: Big overhaul.
Build scripts update.

2013-07-04  Didier Verna  <didier@didierverna.net>

	* version.cl: Allow ASDF to upgrade itself.
	* doc/generate.cl: Ditto. Also update copyright years and nickname
	the package.
Improve email extraction from ASDF 3 systems.

2013-07-04  Didier Verna  <didier@didierverna.net>

	* src/declt.lisp (declt): Handle the MAILTO slot to extract email
	information.